//
//  HMVisitorView.swift
//  TJHWeiBo
//
//  Created by tianjunhui on 16/8/9.
//  Copyright © 2016年 itcast.cn. All rights reserved.
//

import UIKit

class HMVisitorView: UIView {

    
    
    //1.声明一个无参数无返回值的闭包
    var closure:(()->())?

    
    override init(frame: CGRect) {
        super.init(frame: frame)
        setUpUI()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    //响应按钮的点击事件
    @objc private func btnClick(){
        
        closure?()
    }

    
    
    
    //提供供外界调用的方法
    func setUpVisitorViewInfo(image: String?, title:String?){
        
        if let img = image, let tit = title {
            iconImageView.image = UIImage (named: img)
            messageLabel.text = tit
            //隐藏圆圈
            circleImageView.hidden = true
//            maskImageView.hidden = true
        }else{
            setupAnim()
        }
        
        
    }
     //设置圆圈动画
    func setupAnim(){
        let anim = CABasicAnimation (keyPath: "transform.rotation")
        //设置转动角度
        anim.toValue = M_PI * 2
        //设置动画时长
        anim.duration = 20
        //设置循环次数
        anim.repeatCount = MAXFLOAT
        //如果用户切换控制器或者退到后台 ，默认动画移除
        anim.removedOnCompletion = false
        //添加动画
        circleImageView.layer.addAnimation(anim, forKey: nil)
    }
    
    
    //设置视图
    private func setUpUI(){
    backgroundColor = rgb(237, green: 237, blue: 237)
        
        //1添加控件圆圈
        addSubview(circleImageView)
        addSubview(maskImageView)
        addSubview(iconImageView)
        addSubview(messageLabel)
        addSubview(registerButton)
        addSubview(loginButton)
        
        //1添加约束
        circleImageView.snp_makeConstraints { (make) in
            make.center.equalTo(self)
        }
        maskImageView.snp_makeConstraints { (make) in
            make.center.equalTo(self)
        }
        iconImageView.snp_makeConstraints { (make) in
            make.center.equalTo(self)
        }
        messageLabel.snp_makeConstraints { (make) in
            make.top.equalTo(maskImageView.snp_bottom).offset(16)
            make.height.equalTo(36)
            make.centerX.equalTo(self)
        }
        
        registerButton.snp_makeConstraints { (make) in
            make.leading.equalTo(messageLabel)
            make.top.equalTo(messageLabel.snp_bottom).offset(16)
            make.size.equalTo(CGSize (width: 100, height: 36))
        }
        loginButton.snp_makeConstraints { (make) in
            make.size.top.equalTo(registerButton)
            make.trailingMargin.equalTo(messageLabel)
        }
        
    }
    
    
    //懒加载控件
    //圆圈
    private lazy var circleImageView: UIImageView = UIImageView (imageName: "visitordiscover_feed_image_smallicon")
    //遮挡
    private lazy var maskImageView: UIImageView = UIImageView (imageName: "visitordiscover_feed_mask_smallicon")
    //房子
    private lazy var iconImageView: UIImageView = UIImageView (imageName: "visitordiscover_feed_image_house")
    //文字
    private lazy var messageLabel: UILabel = {
        let lab = UILabel()
        lab.textColor = AppThemeColor
        lab.font = UIFont.systemFontOfSize(15)
        lab.numberOfLines = 0
        lab.textAlignment = .Center
        lab.text = "关注一些人，回这里看看有什么惊喜关注一些人，回这里看看有什么惊喜"
        //设置最大显示宽度
        lab.preferredMaxLayoutWidth = 240
        
      
        return lab
        }()
    //注册按钮
        private lazy var registerButton: UIButton = {
           let button = UIButton()
            //添加响应按钮点击事件
            button.addTarget(self, action: #selector(HMVisitorView.btnClick), forControlEvents: UIControlEvents.TouchUpInside)
            
            button.setBackgroundImage(UIImage (named: "common_button_white_disable"), forState: UIControlState.Normal)
            
            button.setTitle("注册", forState: UIControlState.Normal)
            
            button.setTitleColor(AppThemeColor, forState: UIControlState.Normal)
            
            button.titleLabel?.font =  UIFont.systemFontOfSize(15)
            return button
     
    }()
    //登录按钮
    private lazy var loginButton: UIButton = {
        let button = UIButton()
        
         button.addTarget(self, action: #selector(HMVisitorView.btnClick), forControlEvents: UIControlEvents.TouchUpInside)
        
        button.setBackgroundImage(UIImage (named: "common_button_white_disable"), forState: UIControlState.Normal)
        
        button.setTitle("登录", forState: UIControlState.Normal)
        
        button.setTitleColor(AppThemeColor, forState: UIControlState.Normal)
        
        button.titleLabel?.font = UIFont.systemFontOfSize(15)
        return button
  
    }()
    
    
    
    
    
    
    
    
    
    
}
